Roughly chop the chocolate and melt it in a double boiler. Mix the butter, both types of sugar, salt and eggs until creamy. Fold in the chocolate. Roughly chop the nuts and fold into the dough with the flour.
Pour into a flat box form lined with baking paper (a square cake ring is also possible!) Of approx. 38 x 28 cm and bake in the preheated oven for 30 minutes. Circulating air 160 ° C, gas level 2, top / bottom heating 180 ° C. Let cool down well and cut into 3 x 3 cm cubes.
Melt the white couverture, cut the cherries into crescents, quarter the orange peel cubes and prepare love pearls and brittle. Apply a dollop of couverture to each cookie and decorate it.